XML 19 R37.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Debt, Schedule of Ratio of Net Indebtedness (Details) | 3 Months Ended
--- | ---
Mar. 23, 2012
Line Of Credit Facility Leverage Range [Line Items] |
Percent of unused portion line of credit facility trigerring lower commitment fee (as a percent) | 50.00%
Less than 4.00 to 1.00 [Member] |
Summary of leverage and applicable margin |
Line of credit facility applicable margin rate | 2.25%
Greater than or equal to 4.00 to 1.00 but less than 5.00 to 1.00 [Member] |
Summary of leverage and applicable margin |
Line of credit facility applicable margin rate | 2.50%
Greater than or equal to 5.00 to 1.00 but less than 5.50 to 1.00 [Member] |
Summary of leverage and applicable margin |
Line of credit facility applicable margin rate | 2.75%
Greater than or equal to 5.50 to 1.00 but less than 6.00 to 1.00 [Member] |
Summary of leverage and applicable margin |
Line of credit facility applicable margin rate | 3.00%
Greater than or equal to 6.00 to 1.00 [Member] |
Summary of leverage and applicable margin |
Line of credit facility applicable margin rate | 3.25%
Minimum [Member] |
Line Of Credit Facility Leverage Range [Line Items] |
Line of credit facility, unused capacity, commitment fee (as a percent) | 0.40%
Minimum [Member] | Greater than or equal to 4.00 to 1.00 but less than 5.00 to 1.00 [Member] |
Summary of leverage and applicable margin |
Ratio of net indebtedness to EBITDA (as a percent) | 4
Minimum [Member] | Greater than or equal to 5.00 to 1.00 but less than 5.50 to 1.00 [Member] |
Summary of leverage and applicable margin |
Ratio of net indebtedness to EBITDA (as a percent) | 5
Minimum [Member] | Greater than or equal to 5.50 to 1.00 but less than 6.00 to 1.00 [Member] |
Summary of leverage and applicable margin |
Ratio of net indebtedness to EBITDA (as a percent) | 5.5
Minimum [Member] | Greater than or equal to 6.00 to 1.00 [Member] |
Summary of leverage and applicable margin |
Ratio of net indebtedness to EBITDA (as a percent) | 6
Maximum [Member] |
Line Of Credit Facility Leverage Range [Line Items] |
Line of credit facility, unused capacity, commitment fee (as a percent) | 0.30%
Maximum [Member] | Less than 4.00 to 1.00 [Member] |
Summary of leverage and applicable margin |
Ratio of net indebtedness to EBITDA (as a percent) | 4
Maximum [Member] | Greater than or equal to 4.00 to 1.00 but less than 5.00 to 1.00 [Member] |
Summary of leverage and applicable margin |
Ratio of net indebtedness to EBITDA (as a percent) | 5
Maximum [Member] | Greater than or equal to 5.00 to 1.00 but less than 5.50 to 1.00 [Member] |
Summary of leverage and applicable margin |
Ratio of net indebtedness to EBITDA (as a percent) | 5.5
Maximum [Member] | Greater than or equal to 5.50 to 1.00 but less than 6.00 to 1.00 [Member] |
Summary of leverage and applicable margin |
Ratio of net indebtedness to EBITDA (as a percent) | 6

X
- Details
Name: | drh_LineOfCreditFacilityLeverageAndApplicableMarginDisclosureAbstract
Namespace Prefix: | drh_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | drh_LineOfCreditFacilityLeverageRangeLineItems
Namespace Prefix: | drh_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line of credit facility applicable margin rate. + References No definition available. + Details
Name: | drh_LineOfCreditInterestRateMarginPercentage
Namespace Prefix: | drh_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percent Of Unused Portion Line Of Credit Facility Trigerring Commitment Fee Percentage + References No definition available. + Details
Name: | drh_PercentOfUnusedPortionLineOfCreditFacilityTrigerringCommitmentFeePercentage
Namespace Prefix: | drh_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Ratio Of Net Indebtedness to Ebitda + References No definition available. + Details
Name: | drh_RatioOfNetIndebtednessToEbitda
Namespace Prefix: | drh_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration